/*
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package demo928;

import demo924.*;
import demo923.*;
import java.util.Scanner;

/**
 *
 * @author Administrator
 */
public class StringDemo {

    public static void main(String args[]) {
        String verifycode = "";
        int y;
        char c;
        for (int j = 1; j <= 26; j++) {
                c = (char)(65+j-1);
                verifycode = verifycode + c+j;
            }
            System.out.println(verifycode);
        }
    }
